#include <iostream>

using namespace std;

//tell the compiler ,i will create a fun named add with two params of type int
int add(int,int);

int main(int argc, char *argv[]) {
	int j = 3 ,i = 4;
	cout<<add(j,i)<<endl;
}

int add(int x,int y)
{
	return x + y;
}